| Vendor | Spec | Unit | Price | Currency | Date |
| WENTONG Potassium | China national standards | MT | 1087.19 | USD | 20251115 |
| ZJ Dayang Biotech | 80 mesh | MT | 1157.78 | USD | 20251115 |
| Pingxiang Lixin BioTech | China national standards | MT | 1228.38 | USD | 20251115 |
| Beijing WentongTech | China national standards | MT | 1087.19 | USD | 20251115 |
| Shandong Jinshenrun Chem | China national standards | MT | 889.52 | USD | 20251115 |
| Pingxiang Lixin BioTech | China national standards | MT | 1087.19 | USD | 20251115 |
| Shandong Xima | China national standards | MT | 875.4 | USD | 20251115 |
| Shandong Jinshenrun Chem | China national standards | MT | 1030.71 | USD | 20251115 |
| Pingxiang Lixin BioTech | China national standards | MT | 1016.59 | USD | 20251115 |
| Pingxiang Lixin BioTech | China national standards | MT | 1066.01 | USD | 20251115 |